package com.savage7.maven.plugin.dependency;

/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *  http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */

import java.io.File;
import org.apache.maven.plugin.MojoExecutionException;
import org.apache.maven.plugin.MojoFailureException;

/**
 * Remove any downloaded external dependency files  
 * from the staging directory
 *
 * @goal clean-external
 * 
 * @author <a href="mailto:robert@savage7.com">Robert Savage</a>
 * @see  http://code.google.com/p/maven-external-dependency-plugin/
 * @version 0.1
 * @category Maven Plugin
 */
public class CleanExternalDependencyMojo extends AbstractExternalDependencyMojo
{
    public void execute() throws MojoExecutionException, MojoFailureException  
    {
        try
        {
            getLog().info("starting to clean external dependency staged files");

            // loop over and process all configured artifact items
            for(ArtifactItem artifactItem : artifactItems)
            {
                //
                // REMOVE ANY DOWNLOADED FILES FROM THE STAGING DIRECTORY
                //
            	File downloadFile = getFullyQualifiedArtifactFilePath(artifactItem);

                if(downloadFile.exists())
                {
                	getLog().info("deleting stated external dependency file: " + downloadFile.getCanonicalPath());
                	downloadFile.delete();
                }
            }
            getLog().info("finished cleaning external dependency staged files");
        } 
        catch (Exception e) 
        {
            getLog().error(e);
            throw new MojoExecutionException(e.getMessage(), e);
        }
    }
    
  
}
